ZHCSL64D april   2019  – may 2023 TPS7H4001-SP

PRODMIX  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Revision History
  6. 5 Device Options Table
  7. 6 Pin Configuration and Functions
  8. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Electrical Characteristics - All Devices
    6. 7.6  Electrical Characteristics: CDFP and KGD Options
    7. 7.7  Electrical Characteristics: HTSSOP (SHP) Option
    8. 7.8  Electrical Characteristics: HTSSOP (QMLP) Option
    9. 7.9  Quality Conformance Inspection
    10. 7.10 Typical Characteristics
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  VIN and Power VIN Pins (VIN and PVIN)
      2. 8.3.2  Voltage Reference
      3. 8.3.3  Adjusting the Output Voltage
      4. 8.3.4  Safe Start-Up Into Prebiased Outputs
      5. 8.3.5  Error Amplifier
      6. 8.3.6  Enable and Adjust UVLO
      7. 8.3.7  Adjustable Switching Frequency and Synchronization (SYNC)
        1. 8.3.7.1 Internal Oscillator Mode
        2. 8.3.7.2 External Synchronization Mode
        3. 8.3.7.3 Primary-Secondary Operation Mode
      8. 8.3.8  Soft-Start (SS/TR)
      9. 8.3.9  Power Good (PWRGD)
      10. 8.3.10 Sequencing
      11. 8.3.11 Output Overvoltage Protection (OVP)
      12. 8.3.12 Overcurrent Protection
        1. 8.3.12.1 High-Side MOSFET Overcurrent Protection
        2. 8.3.12.2 Low-Side MOSFET Overcurrent Protection
      13. 8.3.13 Thermal Shutdown
      14. 8.3.14 Turn-On Behavior
      15. 8.3.15 Slope Compensation
        1. 8.3.15.1 Slope Compensation Requirements
      16. 8.3.16 Small Signal Model for Frequency Compensation
    4. 8.4 Device Functional Modes
      1. 8.4.1 Fixed-Frequency PWM Control
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Operating Frequency
        2. 9.2.2.2 Output Inductor Selection
        3. 9.2.2.3 Output Capacitor Selection
        4. 9.2.2.4 Input Capacitor Selection
        5. 9.2.2.5 Soft-Start Capacitor Selection
        6. 9.2.2.6 Undervoltage Lockout (UVLO) Set Point
        7. 9.2.2.7 Output Voltage Feedback Resistor Selection
          1. 9.2.2.7.1 Minimum Output Voltage
        8. 9.2.2.8 Compensation Component Selection
      3. 9.2.3 Parallel Operation
      4. 9.2.4 Application Curve
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 接收文档更新通知
    3. 10.3 支持资源
    4. 10.4 Trademarks
    5. 10.5 静电放电警告
    6. 10.6 术语表
  12. 11Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DDW|44
  • KGD|0
  • HKY|34
散热焊盘机械数据 (封装 | 引脚)
订购信息

Changes from Revision * (April 2020) to Revision A (November 2020)

  • 更新了整个文档中的表格、图和交叉参考的编号格式Go
  • 更新了特性 部分的辐射性能Go
  • 更新了应用 部分Go
  • 更新了说明 部分中的器件信息 表Go
  • Added bare die information to Pin Configuration and Functions sectionGo
  • Added additional thermal resistance parameters to Thermal Information tableGo
  • Updated specification for Junction-to-case (bottom) thermal resistance in Thermal Information table Go
  • Updated all minimum limits for Enable threshold in Electrical Characteristics tableGo
  • Updated 2.55 mV maximum limit for Error amplifier input offset voltage in Electrical Characteistics tableGo
  • Removed footnote in Electrical Characteristics table for Error amplifier transconductance, source and sink curents specificationsGo
  • Updated footnote in Electrical Characteristics table for COMP to Iswitch gm specification to "Bench verified. Not tested in production."Go
  • Updated all maximum limits for Internally set frequency in Electrical Characteristics tableGo
  • Updated all maximum limits for Externally set frequency for RT = 1.07 MΩ (1%) in Electrical Characteristics tableGo
  • Updated all limits for Externally set frequency for RT = 165 kΩ (1%) in Electrical Characteristics tableGo
  • Added Externally set frequency specification for RT = 73.2 kΩ (1%), VIN = 5 V, TID = 100 krad(Si) in Electrical Characteristics tableGo
  • Added footnote in Electrical Characteristics table for SYNC1/SYNC2 in low level threshold for PVIN = VIN = 7 VGo
  • Added footnote in Electrical Characteristics table for SYNC1/SYNC2 in high level threshold for PVIN = VIN = 7 V Go
  • Removed footnote in Electrical Characteristics table for SYNC1 in frequency range specification and added test conditionsGo
  • Updated 235 ns maximum limit for Minimum on time for VIN = 5 V in Electrical Characteristics tableGo
  • Added footnote to Electrical Characteristics table for SS/TR to VSENSE matchingGo
  • Added footnote in Electrical Characteristics table for High-side switch resistance with PVIN = VIN = 7 VGo
  • Added footnote in Electrical Characteristics table for Low-side switch resistance with PVIN = VIN = 7 VGo
  • Updated all typical and maximum limits for Low-side switch resistance for PVIN = VIN = 7 V, lead length = 3 mm in Electrical Characteristics tableGo
  • Updated footnote in Electrical Characteristics table for High-side switch current limit threshold and Low-side switch sourcing overcurrent threshold specifications to "Bench verified. Not tested in production."Go
  • Added footnote in Electrical Characteristics table for Low-side switch sinking overcurrent thresholdGo
  • Updated RT equation in Internal Oscillator Mode sectionGo
  • Changed title of Master-Slave Operation Mode section to Primary-Secondary Operation Mode Go
  • Updated input ripple current equation in Input Capacitor Selection sectionGo
  • Added Documentation Support to the Device and Documentation Support sectionGo